NOVA"Decoding Neanderthals"
Over 60,000 years ago, the first modern humans --people physically identical to us today -- left their African homeland and entered Europe, then a bleak and inhospitable continent in the grip of the Ice Age. But when they arrived, they were not alone: the stocky, powerfully built Neanderthals had already been living there for hundred of thousands of years. So what happened when the first modern humans encountered the Neanderthals? Did we make love or war? That question has tantalized generations of scholars and seized the popular imagination. D

6:00 pm

Life On Fire"Volcano Doctors"
Whether the Philippines, Papua New Guinea, Colombia, Chile, Italy or Iceland, each of these countries is home to active volcanoes that are a threat to the populations settled at their feet. Every day, lava, ash, gas, bombs and avalanches are likely to slide down the gaping mouths of the rock giants. To avoid disasters, volcanologists are asked to anticipate and warn. D

7:00 pm

Secrets of the Dead"Lost in the Amazon"
This program is a modern day quest to find the truth behind one of exploration's greatest mysteries: what happened to famed adventurer Col. Percy Fawcett, who went looking for a city of gold -- the Lost City of "Z" -- in the Amazon in 1925 and disappeared in the jungles of Brazil forever? New archaeological digs, the science behind the discovery of "newly found" jungle cities and clues collected over the years reveal the fate of Fawcett. The program unravels the truth of what really happened to Fawcett and shares surprising finds that are causing experts to re-think the image of a pristine uninhabited Amazon rainforest: a place that before Columbus, may have had large populations living in sophisticated towns and cities. D

Life On Fire"Volcano Doctors"
Whether the Philippines, Papua New Guinea, Colombia, Chile, Italy or Iceland, each of these countries is home to active volcanoes that are a threat to the populations settled at their feet. Every day, lava, ash, gas, bombs and avalanches are likely to slide down the gaping mouths of the rock giants. To avoid disasters, volcanologists are asked to anticipate and warn. D